Volume 27, Issue 3 pp. 593-601
Full Paper

Synthesis and Antiviral Activities of Chiral Thiourea Derivatives

Zhikun YAN

Zhikun YAN

Center for Research and Development of Fine Chemicals, Education Ministry Key Laboratory of Green Pesticide and Agricultural Bioengineering, Guizhou University, Guizhou, Guiyang 550025, China

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Xuejian CAI

Xuejian CAI

Center for Research and Development of Fine Chemicals, Education Ministry Key Laboratory of Green Pesticide and Agricultural Bioengineering, Guizhou University, Guizhou, Guiyang 550025, China

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Xuan YANG

Xuan YANG

Center for Research and Development of Fine Chemicals, Education Ministry Key Laboratory of Green Pesticide and Agricultural Bioengineering, Guizhou University, Guizhou, Guiyang 550025, China

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Baoan SONGZhuo CHEN

Zhuo CHEN

Center for Research and Development of Fine Chemicals, Education Ministry Key Laboratory of Green Pesticide and Agricultural Bioengineering, Guizhou University, Guizhou, Guiyang 550025, China

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S. Pinaki BHADURY

S. Pinaki BHADURY

Center for Research and Development of Fine Chemicals, Education Ministry Key Laboratory of Green Pesticide and Agricultural Bioengineering, Guizhou University, Guizhou, Guiyang 550025, China

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Deyu HU

Deyu HU

Center for Research and Development of Fine Chemicals, Education Ministry Key Laboratory of Green Pesticide and Agricultural Bioengineering, Guizhou University, Guizhou, Guiyang 550025, China

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Linhong JIN

Linhong JIN

Center for Research and Development of Fine Chemicals, Education Ministry Key Laboratory of Green Pesticide and Agricultural Bioengineering, Guizhou University, Guizhou, Guiyang 550025, China

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Wei XUE

Wei XUE

Center for Research and Development of Fine Chemicals, Education Ministry Key Laboratory of Green Pesticide and Agricultural Bioengineering, Guizhou University, Guizhou, Guiyang 550025, China

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Ping LU

Ping LU

Center for Research and Development of Fine Chemicals, Education Ministry Key Laboratory of Green Pesticide and Agricultural Bioengineering, Guizhou University, Guizhou, Guiyang 550025, China

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First published: 02 April 2009
Citations: 13

Abstract

An environmentally benign method has been developed for the synthesis of novel chiral thiourea derivatives in high yields in ionic liquid [Bmim]PF6. The ionic solvent can be recovered and reused without any loss of its activity. The target compounds were characterized by elemental analysis, IR, 1H NMR and 13C NMR spectral data. According to the preliminary bioassay, some of the chiral thiourea analogues exhibited moderate in vivo antiviral activities against TMV at a concentration of 500 mg/L. Title chiral compound 3i was found to possess good in vivo protection, inactivation and curative activities of 57.0%, 96.4% and 55.0%, respectively against TMV with an inhibitory concentration at 500 mg/L. The title chiral compound 3i revealed better inactivation effect on TMV (EC50=50.8 µg/mL) than Ningnanmycin (EC50=60.2 µg/mL).

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